JetClsFile is Kotlin compiled file
MAJOR CHANGES IN STUBS: name it
DecompiledTextFactory: use own implementation of type normalizer

Do not rely on IDE utils
This makes implementing cls stub builder easier
Change default parameter rendering in decompiled text

So the code does not contain syntax errors
FOR LATER: AbstractDecompiledTextTest
TODO: JetSourceFilterScope for go to contributors
REVIEW: go to symbol(class) FIXED
Refactor: refine API of LightClassGenerationSupport

Move some specific code to IDELightClassGenerationSupport
Move and rename JavaElementFinderMultiFileTest

It is now relevant for IDE only
Tests for kotlin nested class members completion from java
LIGHT CLASS DRAFT
Fix test data of goto tests
TODO
Minor: Add TODO
TODO: DecompiledTextForWrongAbiVersionTest
DRAFT: doc comment fix
DRAFT: remove all usages of JetFromJavaDescriptorHelper
FIXUP SOMEWHERE: Rewrite extension resolve in KotlinIndicesHelper
Refactor ProjectRootsUtil

Account for cases when there library source files under classes root
TEST: Enable basic highlighting in decompiled kotlin files